/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.streampark.gateway.session;

import javax.annotation.Nullable;

import java.io.Serializable;
import java.util.Map;
import java.util.Objects;

/** Environment to initialize the {@code Session}. */
public class SessionEnvironment implements Serializable {
  private final @Nullable String sessionName;
  private final @Nullable String defaultCatalog;
  private final Map<String, String> sessionConfig;

  public SessionEnvironment(
      @Nullable String sessionName,
      @Nullable String defaultCatalog,
      Map<String, String> sessionConfig) {
    this.sessionName = sessionName;
    this.defaultCatalog = defaultCatalog;
    this.sessionConfig = sessionConfig;
  }

  @Nullable
  public String getSessionName() {
    return sessionName;
  }

  @Nullable
  public String getDefaultCatalog() {
    return defaultCatalog;
  }

  public Map<String, String> getSessionConfig() {
    return sessionConfig;
  }

  @Override
  public boolean equals(Object o) {
    if (this == o) {
      return true;
    }
    if (o == null || getClass() != o.getClass()) {
      return false;
    }
    SessionEnvironment that = (SessionEnvironment) o;
    return Objects.equals(sessionName, that.sessionName)
        && Objects.equals(defaultCatalog, that.defaultCatalog)
        && Objects.equals(sessionConfig, that.sessionConfig);
  }

  @Override
  public int hashCode() {
    return Objects.hash(sessionName, defaultCatalog, sessionConfig);
  }

  @Override
  public String toString() {
    return "SessionEnvironment{"
        + "sessionName='"
        + sessionName
        + '\''
        + ", defaultCatalog='"
        + defaultCatalog
        + '\''
        + ", sessionConfig="
        + sessionConfig
        + '}';
  }
}
